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Re: [kernel-hardening] [PATCH v8 2/4] GCC plugin infrastructure

From Andrew Donnellan <andrew.donnellan@au1.ibm.com>
Newsgroups linux.kernel
Subject Re: [kernel-hardening] [PATCH v8 2/4] GCC plugin infrastructure
Date 2016-05-19 08:50 +0200
Message-ID <rApWp-4EM-5@gated-at.bofh.it> (permalink)
References <ry8wG-81C-3@gated-at.bofh.it> <ry8Gm-868-5@gated-at.bofh.it> <rA5uF-8b8-19@gated-at.bofh.it> <rA6TN-Pd-53@gated-at.bofh.it> <rApD3-4yo-1@gated-at.bofh.it>
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On 19/05/16 16:22, Michael Ellerman wrote:
>> Did you test the plugins with all gcc versions (4.5-6)?
>
> What's the concern about gcc versions? Just not breaking the build on old
> compilers?
> I'm pretty sure powerpc big endian still builds with gcc 4.4.

gcc's plugin support only landed in 4.5, so we don't care about <=4.4.

> However if Andrew's only tested on little endian, then that select should be
> guarded with an "if CPU_LITTLE_ENDIAN". And to build LE you need gcc >= 4.9.

I'm going to give BE a test too just to be sure.

-- 
Andrew Donnellan              OzLabs, ADL Canberra
andrew.donnellan@au1.ibm.com  IBM Australia Limited

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Thread

[PATCH v8 0/4] Introduce GCC plugin infrastructure Emese Revfy <re.emese@gmail.com> - 2016-05-13 01:50 +0200
  [PATCH v8 4/4] Add sancov plugin Emese Revfy <re.emese@gmail.com> - 2016-05-13 02:00 +0200
  [PATCH v8 3/4] Add Cyclomatic complexity GCC plugin Emese Revfy <re.emese@gmail.com> - 2016-05-13 02:00 +0200
    Re: [kernel-hardening] [PATCH v8 3/4] Add Cyclomatic complexity GCC  plugin Andrew Donnellan <andrew.donnellan@au1.ibm.com> - 2016-05-18 10:30 +0200
      Re: [kernel-hardening] [PATCH v8 3/4] Add Cyclomatic complexity GCC  plugin Emese Revfy <re.emese@gmail.com> - 2016-05-18 12:50 +0200
  Re: [PATCH v8 2/4] GCC plugin infrastructure Michal Marek <mmarek@suse.com> - 2016-05-17 16:30 +0200
    Re: [PATCH v8 2/4] GCC plugin infrastructure Emese Revfy <re.emese@gmail.com> - 2016-05-18 12:50 +0200
  Re: [kernel-hardening] [PATCH v8 2/4] GCC plugin infrastructure Andrew Donnellan <andrew.donnellan@au1.ibm.com> - 2016-05-18 11:00 +0200
    Re: [kernel-hardening] [PATCH v8 2/4] GCC plugin infrastructure Emese Revfy <re.emese@gmail.com> - 2016-05-18 12:30 +0200
      Re: [kernel-hardening] [PATCH v8 2/4] GCC plugin infrastructure Andrew Donnellan <andrew.donnellan@au1.ibm.com> - 2016-05-18 23:20 +0200
      Re: [kernel-hardening] [PATCH v8 2/4] GCC plugin infrastructure Michael Ellerman <mpe@ellerman.id.au> - 2016-05-19 08:30 +0200
        Re: [kernel-hardening] [PATCH v8 2/4] GCC plugin infrastructure Andrew Donnellan <andrew.donnellan@au1.ibm.com> - 2016-05-19 08:50 +0200
        Re: [kernel-hardening] [PATCH v8 2/4] GCC plugin infrastructure "PaX Team" <pageexec@freemail.hu> - 2016-05-19 10:50 +0200
          Re: [kernel-hardening] [PATCH v8 2/4] GCC plugin infrastructure Andrew Donnellan <andrew.donnellan@au1.ibm.com> - 2016-05-20 08:30 +0200
          Re: [kernel-hardening] [PATCH v8 2/4] GCC plugin infrastructure Michael Ellerman <mpe@ellerman.id.au> - 2016-05-20 12:20 +0200

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